Home / 7,190.13-9,922.01-4,206.27

Finding the Fourth Proportional to 7,190.13, 9,922.01 and 4,206.27

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Solution

The fourth proportional to 7,190.13, 9,922.01 and 4,206.27 is: 5,804.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.13 : 9,922.01 = 4,206.27 : x
  2. Step 2: Convert to fraction form
    7,190.13/9,922.01 = 4,206.27/x
  3. Step 3: Cross multiply
    7,190.13x = 9,922.01 × 4,206.27
  4. Step 4: Simplify right side
    7,190.13x = 41,734,631.97
  5. Step 5: Solve for x
    x = 41,734,631.97/7,190.13
  6. Step 6: Final answer
    x = 5,804.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.